package com.chengcang.admin.common.config;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.properties.ConfigurationPropertiesScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

/**
 * @author fankunfeng
 * @date 2023-02-23 10:44:30
 **/
@Configuration
@Slf4j
@ConfigurationProperties(prefix = "async.executor.thread")
@ConfigurationPropertiesScan
public class ThreadPoolConfig {

    private int corePoolSize;
    private int maxPoolSize;
    private int queueCapacity;
    private String namePrefix;

//    @Bean(name = "asyncServiceExecutor1")
//    public Executor asyncServiceExecutor() {
//        log.info("start asyncServiceExecutor corePoolSize:{} maxPoolSize:{} queueCapacity:{} namePrefix:{}",corePoolSize,maxPoolSize,queueCapacity,namePrefix);
//        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
//        //配置核心线程数
//        executor.setCorePoolSize(corePoolSize);
//        //配置最大线程数
//        executor.setMaxPoolSize(maxPoolSize);
//        //配置队列大小
//        executor.setQueueCapacity(queueCapacity);
//        //配置线程池中的线程的名称前缀
//        executor.setThreadNamePrefix(namePrefix);
//
//        // rejection-policy：当pool已经达到max size的时候，如何处理新任务
//        // CALLER_RUNS：不在新线程中执行任务，而是有调用者所在的线程来执行
//        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
//        //执行初始化
//        executor.initialize();
//        return executor;
//    }
}
